Improvement in brake-shoes



J. S.WH|TWORTH.

Improvement in Brake Shoes.

No. 123,655, Pat ented,Feb.13,1872.

Ja 1. c v Ji 2) Jiyj. I :1

Witunms: :8 ggmturz MWM M M f PATENT QFFICE.

JOHN S. WHITWORTH, OF NORF OLK,

IMPlROVEMENTIN BRAKE-SHOES.

Specification forming part of Letters Patent No. 123,655, dated February 13, 1872.

To all whom it may concern:

Be it known that I, J OHN S. WHITWORTH, of Norfolk, in the county of Norfolk and State of Virginia, have invented a new and Improved Oar-Brake; and I do hereby declare that the following is a full, clear, and exact description thereof, which will enable others skilled in the art to make and use the same, reference being had to the accompanying drawing formingpart of this specification, in which Figure 1 represents a face view of my improved car-brake. Fig. 2 is a longitudinal section of the same taken on the plane of the line 0 c, Fig. 1. Fig. 3 is a transverse section of the same taken on the plane of the line 70 k, Fig. 2.

Similar letters of reference indicate corresponding parts.

This invention relates to a new manner of affixin g the brake body or block in its retaining-shoe or box; and consists in the application to the same of a peculiar angle-iron, bearing against one end of the block, and fastened to the box to form the requisite connection.

A in the drawing represents the arched block or body of the brake. It is made of wood or other material, with a concave outer or brake surface, a, as shown. B is the castmetal shoe for holding the block A. It is made with a back plate, b, curved to fit the convex back of the block, and with projecting side flanges d d, which embrace the sides, and with a projecting lip, e, at the lower part, support ing the lower end of said block. The shoe B is in suitable manner fastened to a beam or other. device. 0 is an angle-iron, as wide as the shoe B. It is fitted into the upper part of said shoe so as to be on the upper end of the block A, and is, by a bolt, D, fastened to the shoe. The nut f, which is applied to the bolt D for securing it, may be locked by apin or ring, g, drawn through the end of said bolt, as shown. The flanges d at the sides of the shoe are recessed to admit the lower plate It of the angle-iron, and aid thus in holding the Witnesses:

WILLIAM A. SMALL, W. B. WISE. V 

